From the very beginning, the government has made it clear that it will never to the terrorists’(恐怖分子)threats.
Hardly ________ to sleep than it was time to get up again.
In the last decade, disasters have become increasingly common. It’s high time that we ______these issues more seriously.
_________ you are, __________ mistakes you’ll make.
Although they plant trees in this area every year, the tops of hills are still ______.
People have heard _______ the President has said; they are waiting to see _______ he will do.